Finding the Fourth Proportional to 363,743.17, 501,965.72 and 210,869.99
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Solution
The fourth proportional to 363,743.17, 501,965.72 and 210,869.99 is: 291,000.67
Step by Step Solution
- Step 1: Write the proportion equation
363,743.17 : 501,965.72 = 210,869.99 : x - Step 2: Convert to fraction form
363,743.17/501,965.72 = 210,869.99/x - Step 3: Cross multiply
363,743.17x = 501,965.72 × 210,869.99 - Step 4: Simplify right side
363,743.17x = 105,849,506,356.74 - Step 5: Solve for x
x = 105,849,506,356.74/363,743.17 - Step 6: Final answer
x = 291,000.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.